Rename syntax to rustc_ast in source code

Author: petrochenkov

src/doc/unstable-book/src/language-features/plugin.md

@@ -42,7 +42,7 @@ that warns about any item named `lintme`.
 #![feature(plugin_registrar)]
 #![feature(box_syntax, rustc_private)]
 
-extern crate syntax;
+extern crate rustc_ast;
 
 // Load rustc as a plugin to get macros
 #[macro_use]
@@ -52,7 +52,7 @@ extern crate rustc_driver;
 use rustc::lint::{EarlyContext, LintContext, LintPass, EarlyLintPass,
                   EarlyLintPassObject, LintArray};
 use rustc_driver::plugin::Registry;
-use syntax::ast;
+use rustc_ast::ast;
 
 declare_lint!(TEST_LINT, Warn, "Warn about items named 'lintme'");
 

src/librustc/Cargo.toml

@@ -28,7 +28,7 @@ rustc_data_structures = { path = "../librustc_data_structures" }
 rustc_errors = { path = "../librustc_errors" }
 rustc_index = { path = "../librustc_index" }
 rustc_serialize = { path = "../libserialize", package = "serialize" }
-syntax = { path = "../librustc_ast", package = "rustc_ast" }
+rustc_ast = { path = "../librustc_ast" }
 rustc_span = { path = "../librustc_span" }
 backtrace = "0.3.40"
 parking_lot = "0.9"

src/librustc/arena.rs

@@ -131,7 +131,7 @@ macro_rules! arena_types {
             // HIR types
             [few] hir_krate: rustc_hir::Crate<$tcx>,
             [] arm: rustc_hir::Arm<$tcx>,
-            [] attribute: syntax::ast::Attribute,
+            [] attribute: rustc_ast::ast::Attribute,
             [] block: rustc_hir::Block<$tcx>,
             [] bare_fn_ty: rustc_hir::BareFnTy<$tcx>,
             [few] global_asm: rustc_hir::GlobalAsm,

src/librustc/dep_graph/safe.rs

@@ -2,9 +2,9 @@
 
 use crate::ty::TyCtxt;
 
+use rustc_ast::ast::NodeId;
 use rustc_hir::def_id::DefId;
 use rustc_hir::BodyId;
-use syntax::ast::NodeId;
 
 /// The `DepGraphSafe` trait is used to specify what kinds of values
 /// are safe to "leak" into a task. The idea is that this should be

src/librustc/hir/exports.rs

@@ -1,10 +1,10 @@
 use crate::ty;
 
+use rustc_ast::ast;
 use rustc_hir::def::Res;
 use rustc_hir::def_id::DefIdMap;
 use rustc_macros::HashStable;
 use rustc_span::Span;
-use syntax::ast;
 
 use std::fmt::Debug;
 

src/librustc/hir/map/blocks.rs

@@ -12,11 +12,11 @@
 //! for the `Code` associated with a particular NodeId.
 
 use crate::hir::map::Map;
+use rustc_ast::ast::{Attribute, Ident};
 use rustc_hir as hir;
 use rustc_hir::intravisit::FnKind;
 use rustc_hir::{Expr, FnDecl, Node};
 use rustc_span::Span;
-use syntax::ast::{Attribute, Ident};
 
 /// An FnLikeNode is a Node that is like a fn, in that it has a decl
 /// and a body (as well as a NodeId, a span, etc).

src/librustc/hir/map/collector.rs

@@ -3,6 +3,7 @@ use crate::hir::map::definitions::{self, DefPathHash};
 use crate::hir::map::{Entry, HirEntryMap, Map};
 use crate::ich::StableHashingContext;
 use crate::middle::cstore::CrateStore;
+use rustc_ast::ast::NodeId;
 use rustc_data_structures::fingerprint::Fingerprint;
 use rustc_data_structures::fx::FxHashMap;
 use rustc_data_structures::stable_hasher::{HashStable, StableHasher};
@@ -16,7 +17,6 @@ use rustc_index::vec::IndexVec;
 use rustc_session::{CrateDisambiguator, Session};
 use rustc_span::source_map::SourceMap;
 use rustc_span::{Span, Symbol, DUMMY_SP};
-use syntax::ast::NodeId;
 
 use std::iter::repeat;
 

src/librustc/hir/map/definitions.rs

@@ -4,6 +4,8 @@
 //! There are also some rather random cases (like const initializer
 //! expressions) that are mostly just leftovers.
 
+use rustc_ast::ast;
+use rustc_ast::node_id::NodeMap;
 use rustc_data_structures::fingerprint::Fingerprint;
 use rustc_data_structures::fx::FxHashMap;
 use rustc_data_structures::stable_hasher::StableHasher;
@@ -14,8 +16,6 @@ use rustc_session::CrateDisambiguator;
 use rustc_span::hygiene::ExpnId;
 use rustc_span::symbol::{sym, Symbol};
 use rustc_span::Span;
-use syntax::ast;
-use syntax::node_id::NodeMap;
 
 use std::borrow::Borrow;
 use std::fmt::Write;

src/librustc/hir/map/mod.rs

@@ -6,6 +6,7 @@ pub use self::definitions::{
 use crate::dep_graph::{DepGraph, DepKind, DepNode, DepNodeIndex};
 use crate::middle::cstore::CrateStoreDyn;
 use crate::ty::query::Providers;
+use rustc_ast::ast::{self, Name, NodeId};
 use rustc_data_structures::fx::FxHashMap;
 use rustc_data_structures::svh::Svh;
 use rustc_hir::def::{DefKind, Res};
@@ -20,7 +21,6 @@ use rustc_span::source_map::Spanned;
 use rustc_span::symbol::kw;
 use rustc_span::Span;
 use rustc_target::spec::abi::Abi;
-use syntax::ast::{self, Name, NodeId};
 
 pub mod blocks;
 mod collector;

src/librustc/ich/hcx.rs

@@ -5,6 +5,7 @@ use crate::middle::cstore::CrateStore;
 use crate::session::Session;
 use crate::ty::{fast_reject, TyCtxt};
 
+use rustc_ast::ast;
 use rustc_data_structures::fx::{FxHashMap, FxHashSet};
 use rustc_data_structures::stable_hasher::{HashStable, StableHasher, ToStableHashKey};
 use rustc_data_structures::sync::Lrc;
@@ -13,7 +14,6 @@ use rustc_hir::def_id::{DefId, DefIndex};
 use rustc_span::source_map::SourceMap;
 use rustc_span::symbol::Symbol;
 use rustc_span::{BytePos, SourceFile};
-use syntax::ast;
 
 use smallvec::SmallVec;
 use std::cmp::Ord;